Photovoltaic Cell Piezo Tweeter Positive Voltage (Solar Сей) Speaker) RCUIT SYMBOLS node Potentiometer Programmable Rectifier ALTERNISTOR IAC (variable Silicon Controlled ate Transistor Pur Cathode DI

Photovoltaic Cell Piezo Tweeter
Positive Voltage
(Solar Сей)
Speaker)
RCUIT SYMBOLS
node
Potentiometer
Programmable
Rectifier
ALTERNISTOR
IAC
(variable
Silicon Controlled
ate
Transistor
Pur
Cathode
DIAC
Relay- spst
Main Terminal 2
a
AND Gate
Reed Switch
AND Gate
Relay- dpst
dpat
Antenna
Antenna
Loop,
Loop,
Attenuator, variabie
Resistor
Attenuator,
(Gee Resistor)
Resistor)
Resistor
Non Inductive
Bridge Rectifier
Resonator
RFC
ЕЕ
Bilateral Switch
(Dede Bridge)
Radio Frequency Choke
BUFFER
Buzzer
Saturable Reactor
‘Schmitt Trigger
Gate)
feedthro
Gate)
Capacitor
Capacitor polarised
Gee
Capacitd
Variable
big
Shielding
Diode
РАРМ device
Femaine off urtl forward
Cavity Resonator
Cell
Signal Generator reaches the forward
Coaxial
Ray
Crystal Mig
sil
(SBS)
Silicon Unilateral Switch (SUS)
Oscilloscope
Silicon
at
Rectifier
Connectors
Crystal
-0=
ate:
Gate:
Piezoelectric
current:
Plug
Sack
Or
док
Solar Cell
tle gel
connected
Darlington
base
Transistor
Delay Line
Surface Mount
process activated
Switch spst
normally open:
normally closed
Plug
DIAC
Diode
Switch)
507.23
Switch- spat
Flow
Diode Gunn
Diode Light
Diode
‘Switch dpst
(LED)
Photo Sensitive
к
Diode
Diode Bridge
‘Switch-
44
Photovoltaic
Rectifier,
Diode Pin
Earth
Switch mercury
‘it
Ground
Diode Varactor
Spark бар
Speaker
Earpiece
Electroluminescence
А
pat
Electret Microphone
earpiece)
(Condenser mic)
‘Switch push
(Push Button)
(usedin alarms
‘Switch Rotary
(Polarised Capacitor)
Electrolytic
Electrolytic Tanatalum
Exclusive-OR Gate
Test Point
Thyristors: Main Terminalt
Thermocouple
positive end
(WOR Gate)
Anode
Anode
band or
Gate:
Tilt switch
(postive on top)
Thermal Probe
mercury
tantalum
Exclusive-OR Gate
temp rises,
Cathode
(KOR Gate)
nee decreases
TRIAC
TRIAC
Touch Sensor
Field Effect
Drain
Field Effect
Drain
Flashing LED
a
Transformer
Transformer
‘Transformer
Transistor
oat.
‘Transistor
(Light Emitting Diode)
Air Core
Core
(Tapped
(FEN)
(FET)
Source
also: N-Channel FET.
also: P-Channel FET
inside
Transistor
Transistor
‘Transistor
Ferrite Вы
NEN
Bipolar
PNP
Globe
TEVA
к
Heater
it
(cooker
у
О
tron Core
Main Terminalt
ground
Anode
Transistor
Tunnel Diode
Headphone
ferrte core
TRIAC
Unijunetion UsT
2
Inductor
Inductor
on Transistor (UJT) P-type
1
Tapped
Inverter
INVERTER
Voltmeter
(NOT Gate)
(NOT
Jack
Jack Phone
(Phone Jack)
Wires
Connected
Часк
Key Telegraph
Lamp
Wires.
ХОР Gate